A reminder to the manlift riders to get off the belt before they hit their heads on the ceiling. This is the top level of the headhouse, where dust collectors would extract most of the grain bits from the air to reduce risk of explosion.
After crushing, these machines would float lighter material to the surface of the water, where it would be skimmed and discarded. Gold and silver laden stone would sink to the bottom, where it was collected for the next stage of processing. Leica/Summilux 35/Ektar 100
The middle section of the smokestacks were coal hoppers, and this device would load the coal into the hoppers from the conveyor belt it rode across. The bottom section of the stacks were storage rooms while the very top were, surprise, chimneys for the power plant.
On this production line, the office was elevated far above the floor.
If there was a problem with the conveyor belt, the grain would go out these chutes.
A few of the stalls in the older section of the roundhouse, the noon sky peeking in.
A bumper sticker with the usual tagline. Note the detail on the radiator!
In front of a rust-welded Illinois rotary stoker is where the boiler-men made their mark. The last year I can make out is 1985.
The note on the left announces that the spindles in the crates are dirty.
Hanging over the crane cab, looking over at the trane-sized doors below. The steel beam tracing the left wall is the support for the gantry crane this photo was taken from.